This is where there is a secret observation deck, offering a 270-degree panoramic view close ... this area was featured by TikTok user Mo who works as an engineer at Heathrow Airport and uses ...

This grassy area is about as close as you can get to Heathrow airport without buying a ticket and its been the best plane-spotting location ever since the official Heathrow viewing area closed.

His post showing how to get to the viewing gallery near gates 15 and 16 has received more than 35,000 likes. READ MORE:Never buy bottled water at Heathrow or Gatwick again thanks to helpful ...